Chilkat Online Tools

CreatePipeline delphiAx Example

AWS IoT Analytics

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
pipelineArn: WideString;
pipelineName: WideString;

begin
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

rest := TChilkatRest.Create(Self);

authAws := TChilkatAuthAws.Create(Self);
authAws.AccessKey := 'AWS_ACCESS_KEY';
authAws.SecretKey := 'AWS_SECRET_KEY';

// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
authAws.Region := 'us-west-2';
authAws.ServiceName := 'iotanalytics';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://iotanalytics.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('iotanalytics.us-west-2.amazonaws.com',443,1,1);
if (success <> 1) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(rest.ConnectFailReason));
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

// The following code creates the JSON request body.
// The JSON created by this code is shown below.

// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON

json := TChilkatJsonObject.Create(Self);
json.UpdateString('pipelineActivities[0].addAttributes.attributes.string','string');
json.UpdateString('pipelineActivities[0].addAttributes.name','string');
json.UpdateString('pipelineActivities[0].addAttributes.next','string');
json.UpdateString('pipelineActivities[0].channel.channelName','string');
json.UpdateString('pipelineActivities[0].channel.name','string');
json.UpdateString('pipelineActivities[0].channel.next','string');
json.UpdateString('pipelineActivities[0].datastore.datastoreName','string');
json.UpdateString('pipelineActivities[0].datastore.name','string');
json.UpdateString('pipelineActivities[0].deviceRegistryEnrich.attribute','string');
json.UpdateString('pipelineActivities[0].deviceRegistryEnrich.name','string');
json.UpdateString('pipelineActivities[0].deviceRegistryEnrich.next','string');
json.UpdateString('pipelineActivities[0].deviceRegistryEnrich.roleArn','string');
json.UpdateString('pipelineActivities[0].deviceRegistryEnrich.thingName','string');
json.UpdateString('pipelineActivities[0].deviceShadowEnrich.attribute','string');
json.UpdateString('pipelineActivities[0].deviceShadowEnrich.name','string');
json.UpdateString('pipelineActivities[0].deviceShadowEnrich.next','string');
json.UpdateString('pipelineActivities[0].deviceShadowEnrich.roleArn','string');
json.UpdateString('pipelineActivities[0].deviceShadowEnrich.thingName','string');
json.UpdateString('pipelineActivities[0].filter.filter','string');
json.UpdateString('pipelineActivities[0].filter.name','string');
json.UpdateString('pipelineActivities[0].filter.next','string');
json.UpdateInt('pipelineActivities[0].lambda.batchSize',123);
json.UpdateString('pipelineActivities[0].lambda.lambdaName','string');
json.UpdateString('pipelineActivities[0].lambda.name','string');
json.UpdateString('pipelineActivities[0].lambda.next','string');
json.UpdateString('pipelineActivities[0].math.attribute','string');
json.UpdateString('pipelineActivities[0].math.math','string');
json.UpdateString('pipelineActivities[0].math.name','string');
json.UpdateString('pipelineActivities[0].math.next','string');
json.UpdateString('pipelineActivities[0].removeAttributes.attributes[0]','string');
json.UpdateString('pipelineActivities[0].removeAttributes.name','string');
json.UpdateString('pipelineActivities[0].removeAttributes.next','string');
json.UpdateString('pipelineActivities[0].selectAttributes.attributes[0]','string');
json.UpdateString('pipelineActivities[0].selectAttributes.name','string');
json.UpdateString('pipelineActivities[0].selectAttributes.next','string');
json.UpdateString('pipelineName','string');
json.UpdateString('tags[0].key','string');
json.UpdateString('tags[0].value','string');

// The JSON request body created by the above code:

// {
//   "pipelineActivities": [
//     {
//       "addAttributes": {
//         "attributes": {
//           "string": "string"
//         },
//         "name": "string",
//         "next": "string"
//       },
//       "channel": {
//         "channelName": "string",
//         "name": "string",
//         "next": "string"
//       },
//       "datastore": {
//         "datastoreName": "string",
//         "name": "string"
//       },
//       "deviceRegistryEnrich": {
//         "attribute": "string",
//         "name": "string",
//         "next": "string",
//         "roleArn": "string",
//         "thingName": "string"
//       },
//       "deviceShadowEnrich": {
//         "attribute": "string",
//         "name": "string",
//         "next": "string",
//         "roleArn": "string",
//         "thingName": "string"
//       },
//       "filter": {
//         "filter": "string",
//         "name": "string",
//         "next": "string"
//       },
//       "lambda": {
//         "batchSize": number,
//         "lambdaName": "string",
//         "name": "string",
//         "next": "string"
//       },
//       "math": {
//         "attribute": "string",
//         "math": "string",
//         "name": "string",
//         "next": "string"
//       },
//       "removeAttributes": {
//         "attributes": [
//           "string"
//         ],
//         "name": "string",
//         "next": "string"
//       },
//       "selectAttributes": {
//         "attributes": [
//           "string"
//         ],
//         "name": "string",
//         "next": "string"
//       }
//     }
//   ],
//   "pipelineName": "string",
//   "tags": [
//     {
//       "key": "string",
//       "value": "string"
//     }
//   ]
// }

rest.AddHeader('Content-Type','application/x-amz-json-1.1');
rest.AddHeader('X-Amz-Target','CreatePipeline');

sbRequestBody := TChilkatStringBuilder.Create(Self);
json.EmitSb(sbRequestBody.ControlInterface);
sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestSb('POST','/pipelines',sbRequestBody.ControlInterface,sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
respStatusCode := rest.ResponseStatusCode;
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

// Use this online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

pipelineArn := jResp.StringOf('pipelineArn');
pipelineName := jResp.StringOf('pipelineName');

// A sample JSON response body parsed by the above code:

// {
//   "pipelineArn": "string",
//   "pipelineName": "string"
// }